Summary

After finishing his residency, Dr. Jantz served at Pine Ridge Indian Reservation in South Dakota for over three years. During that time, he was instrumental in bringing a Women, Infants and Children (WIC) feeding program to the Reservation, and was Senior Clinician for the Aberdeen Area of the Indian Health Service. During his stay in Pine Ridge:

* The Ogalala Lakota Tribe awarded him WA OHI YE WAN KA TUYA (Highest Honor);

* the governor of South Dakota named July 11, 1989, "Dr. Jon Jantz Day" in honor of his outstanding service to children in South Dakota;

* he was a medical consultant on both "Tragedy at Pine Ridge" for NBC News with Tom Brokaw, which won an Emmy award,

* and also for "Born Drunk" on National Public Radio with Noah Adams, which received a Bronze Award for Outstanding Health Journalism.

Dr. Jantz has served on the Committee on Native American Child Health, a national committee of the American Academy of Pediatrics. He is past presidnet of the Kansas Chapter of the American Academy of Pediatrics.

Dr. Jantz is married, and the father of three children.
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Quick Facts

  • accepting new patients
  • 4.3
  • 43 years of experience
  • speaks Spanish, English
  • St Louis Childrens Hospital
  • 1 written review
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Jonathan Willard Jantz has 2 locations

Cottonwood Pediatrics

700 Medical Center Dr Ste 150Newton, KS 67114
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Newton Medical Center

600 Medical Center DrNewton, KS 67114

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Dr. Jonathan Willard Jantz, MDDr. Beryl Fung Yaghmai, MDDr. Asdis Finnsdottir Wagner, DODr. Adam Lawrence Mcclure, MD
PediatricsPediatricsCritical Care MedicinePediatrics
Accepts New Patients Accepts New Patients
4.3 
43 Years of Experience 19 Years of Experience 15 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English
Newton , KSHonolulu , HIKansas City , MOWichita , KS
Med School: Washington University In St Louis School Of Medicine Med School: University Of Texas Southwestern Medical School Med School: A T Still University Kirksville College Of Osteopathic Medicine Med School: UNIVERSITY OF KANSAS SCHOOL OF MEDICINE
Current Profile
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Insurance Plans Accepted by Dr. Jonathan Willard Jantz

  • Accepts Medicaid

Medical Specialties

Dr. Jonathan Willard Jantz has the following specialty

Specialty Expertise

Dr. Jonathan Willard Jantz has the following 6 areas of expertise

  • Check-up
  • Immunization
  • Pediatric Diabetes
  • Physical
  • Sports Medicine
  • Vaccination

Certifications, License, & Education

43 Years Experience

MEDICAL LICENSE

Medical Doctor, Kansas, 2026, Active

EDUCATION & TRAINING

Residency

St Louis Childrens Hospital

Medical School

Washington University In St Louis School Of MedicineGraduated in 1983

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Frequently Asked Questions

What languages does Dr. Jonathan Jantz speak?
Dr. Jonathan Jantz speaks Spanish and English.
How can I make an appointment with Dr. Jonathan Jantz?
You can find contact information for Dr. Jonathan Jantz here on Vitals.
Is Dr. Jonathan Jantz accepting new patients?
Dr. Jonathan Jantz is accepting new patients on Vitals. View Dr. Jonathan Jantz's profile on Vitals to make an appointment.
Which hospitals is Dr. Jonathan Jantz affiliated with?
Dr. Jonathan Jantz is affiliated with Newton Medical Center.
Where is Dr. Jonathan Jantz's office located?
Dr. Jonathan Jantz's office is located at 700 Medical Center Dr Ste 150, Newton, KS, 67114.

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